Sandstone (likely Quartzose)
Sandstone (Principally SiO2)
Category
Browse mineral (synthetic glass) specimens identified by the Rock Identifier community.
Sandstone (likely Quartzose)
Sandstone (Principally SiO2)
Sandstone (likely Quartzose Sandstone)
Clastic Sedimentary Rock (primarily SiO2)
Chert (Jasper)
Silicon Dioxide (SiO2)
Obsidian
Obsidian (Volcanic Glass), primarily SiO2 (Silicon Dioxide)
Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Rough Citrine Quartz
Citrine (Silicon Dioxide, SiO2 with iron impurities)
Amethyst
Silicon dioxide with iron impurities (SiO2:Fe3+)
Orange Quartzite / Quartz
Silicon Dioxide (SiO2) with iron oxide inclusions
Pink Lepidolite
Lepidolite (K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2)
Fluorite and Rose Quartz
Fluorite (CaF2), Rose Quartz (SiO2)
Slag Glass
Vitreous Silicate Residue
Green Aventurine (Green Quartzite)
Silicon Dioxide (SiO2) with inclusions of Fuchsite (chromium-rich mica)
Lepidolite
K(Li,Al)3(Al,Si,Rb)4O10(F,OH)2 (Lithium-bearing Phyllosilicate)
Sandstone
Arenite (Siliclastic sedimentary rock), SiO2 + various minerals
Yellow Quartz (Citrine/Yellow Jasper)
Silicon Dioxide (SiO2)
Ferruginous Quartz
Silicon Dioxide (SiO2) with Iron Oxide inclusions
Sandstone
Arenite (primarily SiO2)
Sandstone
Arenite (primarily SiO2 - Silicon Dioxide)
Sandstone (with Iron Staining)
Clastic sedimentary rock (primarily SiO2)
Smoky Quartz
Smoky Quartz (Silicon Dioxide, SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Rose Quartz
Silicon dioxide with traces of titanium, iron, or manganese (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese
Pyrite
Iron Sulfide (FeS2)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Milky Quartz
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine or Iron-Stained Quartz)
Silicon Dioxide (SiO2)
Rose Quartz
Silicon Dioxide (SiO2) with traces of titanium, iron, or manganese
White Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Quartz Pebble
Silicon Dioxide (SiO2)
Chalcedony (Botryoidal)
Silicon Dioxide (SiO2)
Peridot (Olivine)
Olivine, (Mg, Fe)2SiO4
Clear Quartz
Silicon Dioxide (SiO2)
Quartz Pebble
Quartz (Silicon Dioxide, SiO2)
Pyrite in Limestone
Iron Sulfide (FeS2) in Calcium Carbonate (CaCO3)
Rose Quartz
Quartz (Silicon Dioxide) - SiO2
Ferruginous Quartz
Silicon Dioxide (SiO2) with Hematite/Limonite inclusions
Quartz
Silicon Dioxide (SiO2)
Yellow Quartz (Citrine Quartz)
Silicon Dioxide (SiO2)
Quartz (Milky Quartz)
Silicon Dioxide (SiO2)
Ferruginous Quartz
Quartz with Iron Oxide inclusions (SiO2 + Fe2O3)
Rose Quartz
Silicon Dioxide (SiO2) with trace amounts of titanium, iron, or manganese